Home / 23,448.32-32,355.80-18,680.40

Finding the Fourth Proportional to 23,448.32, 32,355.80 and 18,680.40

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Solution

The fourth proportional to 23,448.32, 32,355.80 and 18,680.40 is: 25,776.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,448.32 : 32,355.80 = 18,680.40 : x
  2. Step 2: Convert to fraction form
    23,448.32/32,355.80 = 18,680.40/x
  3. Step 3: Cross multiply
    23,448.32x = 32,355.80 × 18,680.40
  4. Step 4: Simplify right side
    23,448.32x = 604,419,286.32
  5. Step 5: Solve for x
    x = 604,419,286.32/23,448.32
  6. Step 6: Final answer
    x = 25,776.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.